PFS703EG

Description：IC PFC CTRLR
Series：-
Mfr：Power Integrations
Package：Tube

SKU:0b7eba8e16d3 Category: PFC (Power Factor Correction) Brand: Power Integrations

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Product introduction

Product Detailed Parameters

Description：IC PFC CTRLR
Series：-
Mfr：Power Integrations
Package：Tube
Mode：-
Frequency - Switching：-
Voltage - Supply：-
Operating Temperature：-
Mounting Type：-
Package / Case：-
Supplier Device Package：-
Current - Startup：-
Grade：-
Qualification：-

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PFS703EG

Overview

The PFS703EG is a single-chip power factor correction (PFC) controller manufactured by Power Integrations. It integrates high-voltage startup and control logic for boost PFC applications. The device is designed to achieve high efficiency at light loads, specifically operating effectively at 10% and 20% load conditions. It features frequency adjustment over line voltage variations to optimize performance across different input ranges.

Feature Summary

Single-chip solution for boost power factor correction
High light load efficiency at 10% and 20% load
Frequency adjusted over line voltage

Applications

Boost power factor correction circuits
Power supplies requiring high light-load efficiency
Line voltage adaptive PFC designs

Procurement Notes

Verify the component status as obsolete or active through official manufacturer channels before procurement. Confirm RoHS compliance and package type (eSIP) against specific project requirements. Ensure sourcing from authorized distributors to guarantee authenticity and traceability of the Power Integrations part.

Selection Notes

Select this component for applications requiring integrated PFC control with simplified design. Consider its capability for high efficiency at partial loads when designing for energy-saving standards. Evaluate the frequency adjustment feature for compatibility with specific line voltage ranges and electromagnetic interference constraints.

Part Context

The PFS703EG belongs to the PFS series of power factor correction controllers from Power Integrations. It is categorized under PMIC - PFC components. The device utilizes an eSIP package format. It is distinct from other series like HiperPFS or InnoSwitch due to its specific integration level and target application profile.

Replacement Considerations

Check for direct substitutes within the PFS series or compatible PFC controllers from Power Integrations. Verify pinout compatibility and electrical specifications if considering alternative models. Consult official replacement guides for obsolete parts.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.